// UNCLASSIFIED // CLEARED FOR PUBLIC RELEASE //
FILE BRC-newsDTG 0600Z
ColdRecon / Breach Radar / GitHub
Breach Record

GitHub

DISCLOSED 2026-05-21 · UNKNOWN

GitHub, a subsidiary of Microsoft, confirmed a cyberattack that resulted in unauthorized access to nearly 3,800 repositories. Details on the attack vector, data exposed, and threat actor were not disclosed in the report.

The record

What we know

Disclosed
2026-05-21
Sector
Technology
Country
US
Domain
github.com
Sources

Cited reporting

↗ economictimes.indiatimes.com (2026-05-21)

This page is the permanent ColdRecon entry for the GitHub disclosure. It updates if new public reporting emerges. All tracked breaches →

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